<template>
	<view>
		<view class="goods-list">
			<view v-for="(item,i) in goodsList" :key="i" @click="gotoDetail(item)">
				<my-goods :goods="item"></my-goods>
			</view>
		</view>
	</view>
</template>

<script>
	export default {
		data() {
			return {
				// 请求参数对象
				queryObj:{
					//查询关键词
					query:'',
					//商品id
					cid:'',
					//页码值
					pagenum:1,
					//每页显示的条数
					pagesize:10,
				},
				//商品列表的数据
				goodsList:[],
				//总数量,用来实现分页
				total:0,
				//是否加载请求数据
				isloading:false
				}

		},
		onLoad(options){
				//将页面参数转存到this.queryObj对象中
				this.queryObj.query = options.query || ''
				this.queryObj.cid = options.cid || ''
				//调用获取商品列表数据的方法
				this.getGoodsList()	
		},
		methods: {
			async getGoodsList(cb){
				this.isloading = true
				const {data :res} = await uni.$http.get('/api/public/v1/goods/search',this.queryObj)
				this.isloading = false
				cb && cb()
				if(res.meta.status !== 200) return uni.$showMsg()
				
				
				this.goodsList = [...this.goodsList,...res.message.goods]
				this.total = res.message.total
			},
			onReachBottom(){
				if(this.queryObj.pagenum * this.queryObj.pagesize >= this.total) return uni.$showMsg('数据加载完毕！')
				//让页码值自增加1
				if(this.isloading) return
				this.queryObj.pagenum+= 1
				//重新获取列表数据
				this.getGoodsList()
			},
			onPullDownRefresh(){
				this.queryObj.pagenum = 1
				this.total = 0
				this.isloading = false
				this.goodsList = []
				
				this.getGoodsList(()=>{
					uni.stopPullDownRefresh()
				})
			},
			gotoDetail(item){
				uni.navigateTo({
					url: '/subpkg/goods_detail/goods_detail?goods_id=' + item.goods_id
				})
			},
		}
	}
</script>

<style>

</style>
